A160949 a(n) = n - digital sum(n+1)

-1, -1, -1, -1, -1, -1, -1, -1, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 62, 62, 62, 62, 62

Offset

1,9

Comments

a(8)=8-ds(9)=8-9=-1; a(15)=15-ds(16)=15-(1+6)=15-7= 8; a(26)=26-ds(27)=26-(2+7)=26-9=17

Links

Table of n, a(n) for n=1..73.

Mathematica

Table[n-Total[IntegerDigits[n+1]], {n, 80}] (* Harvey P. Dale, May 19 2018 *)

Crossrefs

Sequence in context: A010731 A048762 A201053 * A245401 A048763 A088841

Adjacent sequences: A160946 A160947 A160948 * A160950 A160951 A160952

Keyword

base,sign

Author

Claudio Meller, May 30 2009

Status

approved